首页 > 化简,结果是[]A.B.C.D.-八年级数学
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化简:(a2-4a2-4a+4+2-aa+2)÷aa-2,并选一个你喜欢的a的值代入使结果为整数.-数学
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____ to complete the job on time, they set out to work immediately.A.Being determinedB.On having det
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Mr. Black decided to give up his farm and devoted all his time to_______those children living on the
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____ late in the morning, Bob turned off the alarm.A.To sleepB.SleepingC.SleepD.Having slept-高二英语
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___________ so delicious, the soup is very popular with the kids.A.TastedB.TastingC.To tasteD.Taste-
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已知a-b=5,ab=-2,则1a-1b=______.-数学
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The well-known singer insisted on ______ his private affairs in the press conference.A.not to discus
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I think it a great honor ___________ to visit your country.A.to inviteB.invitingC.having invited D.t
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The new building _____ at the end of this year _____ to that university.A. be completed; belongs B b
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当x=cot60°时,代数式x2-3xx-2÷(x+32-x)的值是()A.3-12B.3+12C.3-13D.3+13-数学
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______ cold, he covered his blanket, ______ only his arms ______.A.Felt, left, uncoveredB.Feeling, l
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______ which school was suitable for their son, the parents visited lots of different primary school
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先化简,再求值:2-xx2+x÷x2-3xx2+2x+1•9-x24-2x,其中x=-2.-数学
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(1);(2)化简:.-八年级数学
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_______ to the sunlight for too long will do harm to your skin.A.ExposingB.ExposedC.Being exposedD.H
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The railway station was overflowing with people _______ back home for the Spring Festival.A.to headB
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先化简,再求值:(3xx-1-xx+1)•x2-1x,其中x=3.-数学
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People drank a kind of tea _________ from leaves _________ a special chemical to reduce body pains a
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Tsinghua University, ______ in 1911, is home to a great number of outstanding figures.A.foundB.found
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Jim was ashamed of himself for _______ rude words to the beggar in the street the week before.A.havi
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____ through Africa, the infectious disease jumping from children to adults killed 1,000 people.A.Sw
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(1)计算18+1550-612-2sin45°+13tan260°(2)先化简,再求值:(1x-y-1x+y)÷2yx2-2xy+y2,其中x=1+2,y=1-2.-数学
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计算(1)a+2a2-2a•a2-4a+4a+2(2)(2xx-2-xx+2)÷xx2-4.-数学
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It was freezing last night, so they had the fire___ all night long.A.to burnB.burnedC.burnD.burning
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We are looking forward to ______ the problem of the traffic accident______.A.see; solvingB.see; to s
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化简(1)a+ba-b+ab-a(2)(2yy-3-yy+3)•y2-9y.-数学
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先化简,再求值:(3xx+2-xx-2)÷2xx2-4,其中x=4-5.-数学
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先化简,再选择使原式有意义而你喜欢的数代入求值:2x+6x2-4x+4•x-2x2+3x-1x-2.-数学
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It was all your own fault, so you can’t avoid ____ for it. A.to be punishedB.to punishC.being punish
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That was a terrible night . The rain was pouring down, _________ thunder and lightning.A.being accom
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先化简,再求值:(a-1+2a+1)÷(a2+1),其中a=2-1.-数学
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The supermarket next month will be the biggest one in the city.A.completedB.being completedC.to be c
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After hearing the bad news, Susan found herselfof it from time to time while at work.A.to thinkB.thi
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The elderly mother sits in the armchair,at the family picture on the wall quietly.A.staringB.being s
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计算:(a-1+4aa-1)(1+a-4aa+1).-数学
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While watching TV, _.A.the telephone rangB.the telephone was ringingC.the telephone was heard ringD.
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It is a truth universally ______ that a single and rich man must be in want of a wife.A.achnowledgin
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先化简,再求值:(1x2-2x-1x2-4x+4)÷2x2-2x,其中x=1.-数学
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--The first one ________ the finishing line wins the gold medal.--True!A.reachesB.reachedC.to reachD
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先化简(1x-1-1x+1)÷x2x2-2,然后从-1,1,2中选取一个数作为x的值代入求值.-数学
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化简分式(y-2y+2-y+2y-2)•y2-2yy2,并选一个你喜欢的值代入求分式的值.-数学
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He explained to the class what he suggested ____ his idea ____.A.to make, acceptedB.making, agreed t
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--Did Peter repair his bike?--He _______, because he could’t do that himself.A.had it repairedB.had
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Would you please make up a topic worth______ at tomorrow’s meeting?A.discussingB.discussedC.to be di
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________ so delicious, the food in this market was sold out soon.A.TastedB.TastingC.Being tastedD.Ha
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有这样一道题:计算x+x2-4x-x2-4+x-x2-4x+x2-4-x2(x>2)的值,其中x=1005.某同学把“x=1005”错抄成“x=1050”,但他的计算结果是正确的,请回答这是怎么回事?
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_______ with care, one paper-bag will last for six weeks.A.Use B.Using C.Used D.To use-高三英语
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Song Zuying became the first Chinese singer _______ a solo concert at the Vienna Golden Hall , _____
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One of the world’s largest art galleries is the Louvre, ______ in Paris, which is also famous for it
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The boy insisted ______ in a nearby school. A.to be taughtB.being taughtC.on being taughtD.on teachi
题目简介
化简,结果是[]A.B.C.D.-八年级数学
题目详情
B.
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D.
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